using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;

namespace Ant.Service.Common
{
    public class WebApiHelp
    {
        /// <summary>
        /// http://apilocate.amap.com/position?accesstype=0&imei=111111111111515&smac=E0:DB:55:E4:C7:49&cdma=0
        /// &bts=460,1,17431,1102,-13&nearbts=460,1,17431,1102,-13
        /// &key=faeed74bf5b723240d2bc8b83add4311&network=GPRS
        /// </summary>
        /// <returns></returns>
        public static GPSRoot getLocationGPS(string imei, int mcc, int mnc, int lac, int ci, int rxlev)
        {
            try
            {
                string key = "faeed74bf5b723240d2bc8b83add4311";
                Dictionary<string, string> parames = new Dictionary<string, string>();
                parames.Add("accesstype", "0");
                parames.Add("imei", imei);
                parames.Add("cdma", "0");
                parames.Add("network", "GPRS");
                string btsstr = mcc + "," + mnc + "," + lac + "," + ci + "," + rxlev;
                parames.Add("bts", btsstr);
                parames.Add("nearbts", btsstr + "|" + btsstr + "|" + btsstr);
                parames.Add("key", key);
                Tuple<string, string> parameters = GetQueryString(parames);
                var carstate = Get<GPSRoot>("http://apilocate.amap.com/position", parameters.Item2);
                return carstate;
            }
            catch (Exception ex)
            {
                GPSRoot request = new GPSRoot();
                request.status = "error";
                // LoggerHelper.Error("getLocationGPS出现错误", ex);
                return request;
            }

        }

        /// <summary>
        /// 用户需要登录Get请求
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="webApi"></param>
        /// <param name="queryStr"></param>
        /// <param name="staffId"></param>
        /// <returns></returns>
        public static T Get<T>(string webApi, string queryStr)
        {
            try
            {
                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(webApi + "?" + queryStr);
                HttpWebResponse response = (HttpWebResponse)request.GetResponse();
                Stream streamReceive = response.GetResponseStream();
                StreamReader streamReader = new StreamReader(streamReceive, Encoding.UTF8);
                string strResult = streamReader.ReadToEnd();

                streamReader.Close();
                streamReceive.Close();
                request.Abort();
                response.Close();

                return JsonConvert.DeserializeObject<T>(strResult);
            }
            catch (Exception ex)
            {
                return default(T);
            }

        }


        /// <summary>
        /// 拼接get参数
        /// </summary>
        /// <param name="parames"></param>
        /// <returns></returns>
        public static Tuple<string, string> GetQueryString(Dictionary<string, string> parames)
        {
            // 第一步：把字典按Key的字母顺序排序
            IDictionary<string, string> sortedParams = new SortedDictionary<string, string>(parames);
            IEnumerator<KeyValuePair<string, string>> dem = sortedParams.GetEnumerator();

            // 第二步：把所有参数名和参数值串在一起
            StringBuilder query = new StringBuilder("");  //签名字符串
            StringBuilder queryStr = new StringBuilder(""); //url参数
            if (parames == null || parames.Count == 0)
                return new Tuple<string, string>("", "");

            while (dem.MoveNext())
            {
                string key = dem.Current.Key;
                string value = dem.Current.Value;
                if (!string.IsNullOrEmpty(key))
                {
                    query.Append(key).Append(value);
                    queryStr.Append("&").Append(key).Append("=").Append(value);
                }
            }

            return new Tuple<string, string>(query.ToString(), queryStr.ToString().Substring(1, queryStr.Length - 1));
        }


    }


    public class Result
    {
        /// <summary>
        /// 
        /// </summary>
        public string type { get; set; }
        /// <summary>
        /// 
        /// </summary>
        public string location { get; set; }
        /// <summary>
        /// 
        /// </summary>
        public string radius { get; set; }
        /// <summary>
        /// 江苏省 常州市 新北区 汉江中路 靠近中国建设银行(新北支行)
        /// </summary>
        public string desc { get; set; }
        /// <summary>
        /// 中国
        /// </summary>
        public string country { get; set; }
        /// <summary>
        /// 江苏省
        /// </summary>
        public string province { get; set; }
        /// <summary>
        /// 常州市
        /// </summary>
        public string city { get; set; }
        /// <summary>
        /// 
        /// </summary>
        public string citycode { get; set; }
        /// <summary>
        /// 
        /// </summary>
        public string adcode { get; set; }
        /// <summary>
        /// 汉江中路
        /// </summary>
        public string road { get; set; }
        /// <summary>
        /// 汉江中路
        /// </summary>
        public string street { get; set; }
        /// <summary>
        /// 中国建设银行(新北支行)
        /// </summary>
        public string poi { get; set; }
    }

    public class GPSRoot
    {
        /// <summary>
        /// 
        /// </summary>
        public string status { get; set; }
        /// <summary>
        /// 
        /// </summary>
        public string info { get; set; }
        /// <summary>
        /// 
        /// </summary>
        public string infocode { get; set; }
        /// <summary>
        /// 
        /// </summary>
        public Result result { get; set; }
    }
}